/ Dictionary / Index S subcontrary: Meaning and Definition of Find definitions for: sub•con•tra•ry Pronunciation: (sub-kon'trer-ē), [key] — pl. -ries. one of two propositions that can both be true but cannot both be false. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. subcontractor subcortical Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language